package cn.zhz.interceptor;

import cn.zhz.pojo.Constants;
import cn.zhz.pojo.User;
import org.apache.log4j.Logger;
import org.springframework.web.servlet.handler.HandlerInterceptorAdapter;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import java.sql.Connection;

public class SysInterceptor extends HandlerInterceptorAdapter {
    private Logger logger=Logger.getLogger(SysInterceptor.class);
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response,Object handler)throws Exception{
        logger.debug("SysInterceptor preHandle!");
        HttpSession session=request.getSession();
        User user=(User)session.getAttribute(Constants.USER_SESSION);
        if(null==user){
            response.sendRedirect(request.getContextPath()+"/401.jsp");
            return false;
        }
        return true;
    }
}
